Thanks Jean-David, That's rather depressing to read. I'd love to see the test details/conditions if possible. Were they testing residual fixer levels in the paper to a level that is considered archival by today's standards/consensus ? In the mean time I'll see what I can do to make it shower over the top. rgds Peter On 20 May 2010 00:11, Jean-David Beyer <jeandavid8@xxxxxxxxxxx> wrote: > > When I got my Zone VI print washer, Fred Picker enclosed a test report of > print washers by a test lab he hired. I assume Zone VI paid for the testing, > so the Zone VI came out first -- about the same as the East Street print > washer that was no longer available. The oscillating Patterson tested the > worst. They found the oscillating feature was of no use and you got > comparable results with it or without it. They made it work about as well as > all the others if they built a gizmo that showered the water in the top all > over the reservoir. But by the time I read that, I had no interest in making > something like that and besides it was not big enough for 11x14 inch prints. >